#define _CRT_SECURE_NO_WARNINGS
#include<iostream>
using namespace std;
class s1
{
public:
	int m;
	int* p = &m;

	s1(int x = 0):m(x)
	{}
	~s1()
	{}
};

int main()
{
	s1 s;
	*s.p = 5;
	cout << s.m;
	return 0;
}